---
product_id: 573465218
title: "2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models"
brand: "coospider-repta"
price: "3023 som"
currency: KGS
in_stock: true
reviews_count: 8
category: "Coospider Repta"
url: https://www.desertcart.kg/products/573465218-2-pack-lb4000-replacement-bulb-for-germ-guardian-lb4000-ac4300bptca
store_origin: KG
region: Kyrgyzstan
---

# 6000+ hours lifespan 5W UV-C power 2-pack for seamless swap 2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models

**Brand:** coospider-repta
**Price:** 3023 som
**Availability:** ✅ In Stock

## Summary

> 💡 Stay ahead with UV power that lasts – don’t let clean air & water wait!

## Quick Answers

- **What is this?** 2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models by coospider-repta
- **How much does it cost?** 3023 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/573465218-2-pack-lb4000-replacement-bulb-for-germ-guardian-lb4000-ac4300bptca)

## Best For

- coospider-repta enthusiasts

## Why This Product

- Trusted coospider-repta brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Extended Lifespan:** Over 6000 hours of reliable use means fewer replacements and uninterrupted protection.
- • **Dual Pack Convenience:** Two bulbs in one pack ensure you’re always ready for a quick, hassle-free swap.
- • **Perfect Compatibility:** Designed to fit Germ Guardian LB4000 series & 200-300 gallon pond filters effortlessly.
- • **Trusted Quality & Support:** Backed by a 180-day warranty and responsive customer service for peace of mind.
- • **Powerful UV-C Sterilization:** 5W bulbs emit ozone-free 253.7 nm UV-C light to keep your air and water purified.

## Overview

This 2-pack of 5W UV-C replacement bulbs is engineered for Germ Guardian LB4000 series air purifiers and 200-300 gallon pond filters. Featuring a long-lasting 6000+ hour lifespan and ozone-free UV-C light at 253.7 nm, these G23 base bulbs deliver effective sterilization. The pack offers convenience and reliability, supported by a 180-day warranty and dedicated customer service.

## Description

desertcart.com : coospider-repta 2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models : Patio, Lawn & Garden

Review: Replacement bulbs - I purchased these replacement bulb lights for an air purifier that I already had in my house. This light fixed the existing broken UV light option on the air filter and, I will be purchasing them again from the seller.
Review: Fácil de cambiar - Son excelentes las compre hace tiempo use una y hoy mi otro purificador parpadeaba la luz y tenía la otra ya que el paquete tenia dos. Es fácil de poner quitas el filtro y luego quitas dos tornillos y sacas el metal que hay y luego quitas la bombilla y listo. Es muy fácil de cambiar.

## Features

- 【Match】Compatibitle with LB4000 AC4300BPTCA AC4300BPT AC4825 AC4850 AC4850PT AC4900 AC4900CA AC4800 AC4900 CDAP4500 AC5300B AC5350B AC5350W air purifiers.
- 【Application】Fits the pond pump & filter 200 & 300 gallon models. Suitable for all UVC clarifier applications.
- 【Features】2pcs 5w Replacement light bulb with UV-C Ultraviolet. Base Type: G23 2-pin.We do not sell Germ Guardian brand lamps. All Germ Guardian brand names, trademarks, and logos are the property of Germ Guardian.
- 【Long Lasting】Long Lasting LB4000 UV-C Bulb, more than 6000 hours, can be replaced every 6 to 8 months depending on use and environmental factors.
- 【180-Day Warranty】: We stand behind the quality of our product and offer a 180-day warranty. If you encounter any issues during the warranty period, please don't hesitate to reach out to us. We aim to provide excellent customer service within 24 hours.
- 【Important Safety Note】: This bulb emits short-wave UV radiation with a peak at 253.7 nm, which is ozone-free. Please avoid direct eye contact with the light when it is in use as it can be harmful.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C5J5H5QK |
| Accepted Voltage Frequency | 100 to 120 Volts and 60 Hertz |
| Additional Features | Long Lasting |
| Best Sellers Rank | #78,792 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #79 in Pond Filtration Equipment |
| Brand | coospider-repta |
| Brand Name | coospider-repta |
| Bulb Base | G23 |
| Control Method | App |
| Controller Type | Push Button |
| Customer Reviews | 4.2 out of 5 stars 69 Reviews |
| Incandescent Equivalent Wattage | 40 Watts |
| Indoor Outdoor Usage | Indoor |
| Item Type Name | bulb |
| Item Weight | 0.05 Kilograms |
| Light Source Operating Life | 6000 Hours |
| Light Source Type | UV |
| Light Source Wattage | 5 Watts |
| Light Type | UV-C |
| Manufacturer | coospider-repta |
| Material Type | Glass, Mercury Vapor |
| Model Name | 5w-uvc |
| Model Number | 5w-uvc |
| Number of Items | 2 |
| Package Quantity | 1 |
| Power Consumption | 5 Watts |
| Power Source | Electric |
| Shape | Bulb |
| Special Feature | Long Lasting |
| Unit Count | 2.0 Count |
| Voltage | 12 Volts (DC) |
| Wattage | 5 watts |

## Images

![2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models - Image 1](https://m.media-amazon.com/images/I/51wRdGYDEYL.jpg)
![2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models - Image 2](https://m.media-amazon.com/images/I/71-+kq8sPcL.jpg)
![2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models - Image 3](https://m.media-amazon.com/images/I/51tPxLVN15L.jpg)
![2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models - Image 4](https://m.media-amazon.com/images/I/61-Mb9xZZKL.jpg)
![2 Pack LB4000 Replacement Bulb for Germ Guardian LB4000 AC4300BPTCA, AC4825, AC4850PT & AC4900CA, 5w Pond Pump & Filter UVC Replacement Lamp Suitable for The 200 & 300 Gallon Models - Image 5](https://m.media-amazon.com/images/I/51RB3pYsEQL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Replacement bulbs
*by M***N on January 26, 2026*

I purchased these replacement bulb lights for an air purifier that I already had in my house. This light fixed the existing broken UV light option on the air filter and, I will be purchasing them again from the seller.

### ⭐⭐⭐⭐⭐ Fácil de cambiar
*by Y***R on January 14, 2026*

Son excelentes las compre hace tiempo use una y hoy mi otro purificador parpadeaba la luz y tenía la otra ya que el paquete tenia dos. Es fácil de poner quitas el filtro y luego quitas dos tornillos y sacas el metal que hay y luego quitas la bombilla y listo. Es muy fácil de cambiar.

### ⭐⭐⭐⭐⭐ Uv light
*by K***K on July 29, 2025*

Good product, fast shipping

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-05-10*